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Schultz" To: davem@davemloft.net, kuba@kernel.org Cc: netdev@vger.kernel.org, "Hans J. Schultz" , Florian Fainelli , Andrew Lunn , Vladimir Oltean , Eric Dumazet , Paolo Abeni , Kurt Kanzenbach , Hauke Mehrtens , Woojung Huh , UNGLinuxDriver@microchip.com (maintainer:MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER), Sean Wang , Landen Chao , DENG Qingfang , Matthias Brugger , Claudiu Manoil , Alexandre Belloni , =?utf-8?b?Q2zDqW1lbnQg?= =?utf-8?b?TMOpZ2Vy?= , Jiri Pirko , Ivan Vecera , Roopa Prabhu , Nikolay Aleksandrov , Russell King , Christian Marangi , linux-kernel@vger.kernel.org (open list), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-renesas-soc@vger.kernel.org (open list:RENESAS RZ/N1 A5PSW SWITCH DRIVER), bridge@lists.linux-foundation.org (moderated list:ETHERNET BRIDGE) Subject: [PATCH net-next 2/5] net: dsa: propagate flags down towards drivers Date: Mon, 30 Jan 2023 18:34:26 +0100 Message-Id: <20230130173429.3577450-3-netdev@kapio-technology.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230130173429.3577450-1-netdev@kapio-technology.com> References: <20230130173429.3577450-1-netdev@kapio-technology.com> MIME-Version: 1.0 Organization: Westermo Network Technologies AB X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW, SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1756469967986454193?= X-GMAIL-MSGID: =?utf-8?q?1756469967986454193?= Dynamic FDB flag needs to be propagated through the DSA layer to be added to drivers. Use a u16 for fdb flags for future use, so that other flags can also be sent the same way without having to change function interfaces. Signed-off-by: Hans J. Schultz --- include/net/dsa.h | 2 ++ net/dsa/port.c | 28 ++++++++++++++++------------ net/dsa/port.h | 8 ++++---- net/dsa/slave.c | 17 +++++++++++++---- net/dsa/switch.c | 18 ++++++++++++------ net/dsa/switch.h | 1 + 6 files changed, 48 insertions(+), 26 deletions(-) diff --git a/include/net/dsa.h b/include/net/dsa.h index a15f17a38eca..ff95bf1cdd14 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -818,6 +818,8 @@ static inline bool dsa_port_tree_same(const struct dsa_port *a, return a->ds->dst == b->ds->dst; } +#define DSA_FDB_FLAG_DYNAMIC BIT(0) + typedef int dsa_fdb_dump_cb_t(const unsigned char *addr, u16 vid, bool is_static, void *data); struct dsa_switch_ops { diff --git a/net/dsa/port.c b/net/dsa/port.c index 67ad1adec2a2..65b8c4470d59 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -976,12 +976,13 @@ int dsa_port_mtu_change(struct dsa_port *dp, int new_mtu) } int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr, - u16 vid) + u16 vid, u16 fdb_flags) { struct dsa_notifier_fdb_info info = { .dp = dp, .addr = addr, .vid = vid, + .fdb_flags = fdb_flags, .db = { .type = DSA_DB_BRIDGE, .bridge = *dp->bridge, @@ -999,12 +1000,13 @@ int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr, } int dsa_port_fdb_del(struct dsa_port *dp, const unsigned char *addr, - u16 vid) + u16 vid, u16 fdb_flags) { struct dsa_notifier_fdb_info info = { .dp = dp, .addr = addr, .vid = vid, + .fdb_flags = fdb_flags, .db = { .type = DSA_DB_BRIDGE, .bridge = *dp->bridge, @@ -1019,12 +1021,13 @@ int dsa_port_fdb_del(struct dsa_port *dp, const unsigned char *addr, static int dsa_port_host_fdb_add(struct dsa_port *dp, const unsigned char *addr, u16 vid, - struct dsa_db db) + u16 fdb_flags, struct dsa_db db) { struct dsa_notifier_fdb_info info = { .dp = dp, .addr = addr, .vid = vid, + .fdb_flags = fdb_flags, .db = db, }; @@ -1042,11 +1045,11 @@ int dsa_port_standalone_host_fdb_add(struct dsa_port *dp, .dp = dp, }; - return dsa_port_host_fdb_add(dp, addr, vid, db); + return dsa_port_host_fdb_add(dp, addr, vid, 0, db); } -int dsa_port_bridge_host_fdb_add(struct dsa_port *dp, - const unsigned char *addr, u16 vid) +int dsa_port_bridge_host_fdb_add(struct dsa_port *dp, const unsigned char *addr, + u16 vid, u16 fdb_flags) { struct net_device *master = dsa_port_to_master(dp); struct dsa_db db = { @@ -1065,17 +1068,18 @@ int dsa_port_bridge_host_fdb_add(struct dsa_port *dp, return err; } - return dsa_port_host_fdb_add(dp, addr, vid, db); + return dsa_port_host_fdb_add(dp, addr, vid, fdb_flags, db); } static int dsa_port_host_fdb_del(struct dsa_port *dp, const unsigned char *addr, u16 vid, - struct dsa_db db) + u16 fdb_flags, struct dsa_db db) { struct dsa_notifier_fdb_info info = { .dp = dp, .addr = addr, .vid = vid, + .fdb_flags = fdb_flags, .db = db, }; @@ -1093,11 +1097,11 @@ int dsa_port_standalone_host_fdb_del(struct dsa_port *dp, .dp = dp, }; - return dsa_port_host_fdb_del(dp, addr, vid, db); + return dsa_port_host_fdb_del(dp, addr, vid, 0, db); } -int dsa_port_bridge_host_fdb_del(struct dsa_port *dp, - const unsigned char *addr, u16 vid) +int dsa_port_bridge_host_fdb_del(struct dsa_port *dp, const unsigned char *addr, + u16 vid, u16 fdb_flags) { struct net_device *master = dsa_port_to_master(dp); struct dsa_db db = { @@ -1112,7 +1116,7 @@ int dsa_port_bridge_host_fdb_del(struct dsa_port *dp, return err; } - return dsa_port_host_fdb_del(dp, addr, vid, db); + return dsa_port_host_fdb_del(dp, addr, vid, fdb_flags, db); } int dsa_port_lag_fdb_add(struct dsa_port *dp, const unsigned char *addr, diff --git a/net/dsa/port.h b/net/dsa/port.h index 9c218660d223..0a4f487e3c05 100644 --- a/net/dsa/port.h +++ b/net/dsa/port.h @@ -47,17 +47,17 @@ int dsa_port_vlan_msti(struct dsa_port *dp, const struct switchdev_vlan_msti *msti); int dsa_port_mtu_change(struct dsa_port *dp, int new_mtu); int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr, - u16 vid); + u16 vid, u16 fdb_flags); int dsa_port_fdb_del(struct dsa_port *dp, const unsigned char *addr, - u16 vid); + u16 vid, u16 fdb_flags); int dsa_port_standalone_host_fdb_add(struct dsa_port *dp, const unsigned char *addr, u16 vid); int dsa_port_standalone_host_fdb_del(struct dsa_port *dp, const unsigned char *addr, u16 vid); int dsa_port_bridge_host_fdb_add(struct dsa_port *dp, const unsigned char *addr, - u16 vid); + u16 vid, u16 fdb_flags); int dsa_port_bridge_host_fdb_del(struct dsa_port *dp, const unsigned char *addr, - u16 vid); + u16 vid, u16 fdb_flags); int dsa_port_lag_fdb_add(struct dsa_port *dp, const unsigned char *addr, u16 vid); int dsa_port_lag_fdb_del(struct dsa_port *dp, const unsigned char *addr, diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 6014ac3aad34..905791ed04f0 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -39,6 +39,7 @@ struct dsa_switchdev_event_work { */ unsigned char addr[ETH_ALEN]; u16 vid; + u16 fdb_flags; bool host_addr; }; @@ -3332,6 +3333,7 @@ static void dsa_slave_switchdev_event_work(struct work_struct *work) container_of(work, struct dsa_switchdev_event_work, work); const unsigned char *addr = switchdev_work->addr; struct net_device *dev = switchdev_work->dev; + u16 fdb_flags = switchdev_work->fdb_flags; u16 vid = switchdev_work->vid; struct dsa_switch *ds; struct dsa_port *dp; @@ -3343,11 +3345,12 @@ static void dsa_slave_switchdev_event_work(struct work_struct *work) switch (switchdev_work->event) { case SWITCHDEV_FDB_ADD_TO_DEVICE: if (switchdev_work->host_addr) - err = dsa_port_bridge_host_fdb_add(dp, addr, vid); + err = dsa_port_bridge_host_fdb_add(dp, addr, + vid, fdb_flags); else if (dp->lag) err = dsa_port_lag_fdb_add(dp, addr, vid); else - err = dsa_port_fdb_add(dp, addr, vid); + err = dsa_port_fdb_add(dp, addr, vid, fdb_flags); if (err) { dev_err(ds->dev, "port %d failed to add %pM vid %d to fdb: %d\n", @@ -3359,11 +3362,12 @@ static void dsa_slave_switchdev_event_work(struct work_struct *work) case SWITCHDEV_FDB_DEL_TO_DEVICE: if (switchdev_work->host_addr) - err = dsa_port_bridge_host_fdb_del(dp, addr, vid); + err = dsa_port_bridge_host_fdb_del(dp, addr, + vid, fdb_flags); else if (dp->lag) err = dsa_port_lag_fdb_del(dp, addr, vid); else - err = dsa_port_fdb_del(dp, addr, vid); + err = dsa_port_fdb_del(dp, addr, vid, fdb_flags); if (err) { dev_err(ds->dev, "port %d failed to delete %pM vid %d from fdb: %d\n", @@ -3401,6 +3405,7 @@ static int dsa_slave_fdb_event(struct net_device *dev, struct dsa_port *dp = dsa_slave_to_port(dev); bool host_addr = fdb_info->is_local; struct dsa_switch *ds = dp->ds; + u16 fdb_flags = 0; if (ctx && ctx != dp) return 0; @@ -3447,6 +3452,9 @@ static int dsa_slave_fdb_event(struct net_device *dev, orig_dev->name, fdb_info->addr, fdb_info->vid, host_addr ? " as host address" : ""); + if (fdb_info->is_dyn) + fdb_flags |= DSA_FDB_FLAG_DYNAMIC; + INIT_WORK(&switchdev_work->work, dsa_slave_switchdev_event_work); switchdev_work->event = event; switchdev_work->dev = dev; @@ -3455,6 +3463,7 @@ static int dsa_slave_fdb_event(struct net_device *dev, ether_addr_copy(switchdev_work->addr, fdb_info->addr); switchdev_work->vid = fdb_info->vid; switchdev_work->host_addr = host_addr; + switchdev_work->fdb_flags = fdb_flags; dsa_schedule_work(&switchdev_work->work); diff --git a/net/dsa/switch.c b/net/dsa/switch.c index d5bc4bb7310d..9b0d6ce0f7da 100644 --- a/net/dsa/switch.c +++ b/net/dsa/switch.c @@ -239,7 +239,7 @@ static int dsa_port_do_mdb_del(struct dsa_port *dp, } static int dsa_port_do_fdb_add(struct dsa_port *dp, const unsigned char *addr, - u16 vid, struct dsa_db db) + u16 vid, u16 fdb_flags, struct dsa_db db) { struct dsa_switch *ds = dp->ds; struct dsa_mac_addr *a; @@ -283,7 +283,7 @@ static int dsa_port_do_fdb_add(struct dsa_port *dp, const unsigned char *addr, } static int dsa_port_do_fdb_del(struct dsa_port *dp, const unsigned char *addr, - u16 vid, struct dsa_db db) + u16 vid, u16 fdb_flags, struct dsa_db db) { struct dsa_switch *ds = dp->ds; struct dsa_mac_addr *a; @@ -410,7 +410,9 @@ static int dsa_switch_host_fdb_add(struct dsa_switch *ds, info->db); } else { err = dsa_port_do_fdb_add(dp, info->addr, - info->vid, info->db); + info->vid, + info->fdb_flags, + info->db); } if (err) break; @@ -438,7 +440,9 @@ static int dsa_switch_host_fdb_del(struct dsa_switch *ds, info->db); } else { err = dsa_port_do_fdb_del(dp, info->addr, - info->vid, info->db); + info->vid, + info->fdb_flags, + info->db); } if (err) break; @@ -457,7 +461,8 @@ static int dsa_switch_fdb_add(struct dsa_switch *ds, if (!ds->ops->port_fdb_add) return -EOPNOTSUPP; - return dsa_port_do_fdb_add(dp, info->addr, info->vid, info->db); + return dsa_port_do_fdb_add(dp, info->addr, info->vid, + info->fdb_flags, info->db); } static int dsa_switch_fdb_del(struct dsa_switch *ds, @@ -469,7 +474,8 @@ static int dsa_switch_fdb_del(struct dsa_switch *ds, if (!ds->ops->port_fdb_del) return -EOPNOTSUPP; - return dsa_port_do_fdb_del(dp, info->addr, info->vid, info->db); + return dsa_port_do_fdb_del(dp, info->addr, info->vid, + info->fdb_flags, info->db); } static int dsa_switch_lag_fdb_add(struct dsa_switch *ds, diff --git a/net/dsa/switch.h b/net/dsa/switch.h index 15e67b95eb6e..824ad7950785 100644 --- a/net/dsa/switch.h +++ b/net/dsa/switch.h @@ -55,6 +55,7 @@ struct dsa_notifier_fdb_info { const struct dsa_port *dp; const unsigned char *addr; u16 vid; + u16 fdb_flags; struct dsa_db db; };